US20080020925A1 - Composition Based On Oxides Of Zirconium, Praseodymium, Lanthanum Or Neodymium, Method For The Preparation And Use Thereof In A Catalytic System - Google Patents

Composition Based On Oxides Of Zirconium, Praseodymium, Lanthanum Or Neodymium, Method For The Preparation And Use Thereof In A Catalytic System Download PDF

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Publication number
US20080020925A1
US20080020925A1 US10/589,209 US58920905A US2008020925A1 US 20080020925 A1 US20080020925 A1 US 20080020925A1 US 58920905 A US58920905 A US 58920905A US 2008020925 A1 US2008020925 A1 US 2008020925A1
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composition
calcination
hours
surface area
precipitate
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Abandoned
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US10/589,209
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Inventor
Olivier Larcher
Philippe Moissonnier
Emmanuel Rohart
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Rhodia Chimie SAS
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Rhodia Chimie SAS
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Assigned to RHODIA CHIMIE reassignment RHODIA CHIMIE ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LARCHER, OLIVIER, MOISSONNIER, PHILIPPE, ROHART, EMMANUEL
Publication of US20080020925A1 publication Critical patent/US20080020925A1/en
Abandoned legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00Compounds of zirconium
    • C01G25/02Oxides
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00Compounds of zirconium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9445Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/10Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56Platinum group metals
    • B01J23/63Platinum group metals with rare earths or actinides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02Impregnation, coating or precipitation
    • B01J37/03Precipitation; Co-precipitation
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00Compounds of rare earth metals
    • C01F17/20Compounds containing only rare earth metals as the metal element
    • C01F17/206Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00Compounds of rare earth metals
    • C01F17/20Compounds containing only rare earth metals as the metal element
    • C01F17/206Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
    • C01F17/224Oxides or hydroxides of lanthanides
    • C01F17/229Lanthanum oxides or hydroxides
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00Compounds of zirconium
    • C01G25/006Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/206Rare earth metals
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/206Rare earth metals
    • B01D2255/2063Lanthanum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/206Rare earth metals
    • B01D2255/2066Praseodymium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/206Rare earth metals
    • B01D2255/2068Neodymium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • B01D2255/20715Zirconium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/066Zirconium or hafnium; Oxides or hydroxides thereof
    • B01J35/613
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • C01P2006/13Surface area thermal stability thereof at high temperatures
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Paints Or Removers (AREA)
US10/589,209 2004-02-26 2005-02-25 Composition Based On Oxides Of Zirconium, Praseodymium, Lanthanum Or Neodymium, Method For The Preparation And Use Thereof In A Catalytic System Abandoned US20080020925A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0401948 2004-02-26
FR0401948A FR2866871B1 (fr) 2004-02-26 2004-02-26 Composition a base d'oxydes de zirconium, de praseodyme, de lanthane ou de neodyme, procede de preparation et utilisation dans un systeme catalytique
PCT/FR2005/000455 WO2005082782A2 (fr) 2004-02-26 2005-02-25 Composition a base d'oxydes de zirconium, de praseodyme, de lanthane ou de neodyme, procede de preparation et utilisation dans un systeme catalytique

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
PCT/FR2005/000455 A-371-Of-International WO2005082782A2 (fr) 2004-02-26 2005-02-25 Composition a base d'oxydes de zirconium, de praseodyme, de lanthane ou de neodyme, procede de preparation et utilisation dans un systeme catalytique

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US13/275,516 Continuation US9181104B2 (en) 2004-02-26 2011-10-18 Composition based on zirconium oxides, praseodymium, lanthanum or neodymium, method for the preparation and use thereof in a catalytic system

Publications (1)

Publication Number Publication Date
US20080020925A1 true US20080020925A1 (en) 2008-01-24

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
US10/589,209 Abandoned US20080020925A1 (en) 2004-02-26 2005-02-25 Composition Based On Oxides Of Zirconium, Praseodymium, Lanthanum Or Neodymium, Method For The Preparation And Use Thereof In A Catalytic System
US13/275,516 Active US9181104B2 (en) 2004-02-26 2011-10-18 Composition based on zirconium oxides, praseodymium, lanthanum or neodymium, method for the preparation and use thereof in a catalytic system

Family Applications After (1)

Application Number Title Priority Date Filing Date
US13/275,516 Active US9181104B2 (en) 2004-02-26 2011-10-18 Composition based on zirconium oxides, praseodymium, lanthanum or neodymium, method for the preparation and use thereof in a catalytic system

Country Status (10)

Country Link
US (2) US20080020925A1 (fr)
EP (1) EP1729883B1 (fr)
JP (1) JP4791445B2 (fr)
KR (1) KR100794883B1 (fr)
CN (1) CN1921935B (fr)
AT (1) ATE503576T1 (fr)
CA (1) CA2553824C (fr)
DE (1) DE602005027185D1 (fr)
FR (1) FR2866871B1 (fr)
WO (1) WO2005082782A2 (fr)

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090074641A1 (en) * 2007-09-19 2009-03-19 General Electric Company Catalyst and method of manufacture
US20090263297A1 (en) * 2007-09-19 2009-10-22 General Electric Company Catalyst and method of manufacture
US20100040523A1 (en) * 2006-05-15 2010-02-18 Rhodia Operations High specific surface/reducibility catalyst/catalyst support compositions comprising oxides of zirconium, cerium and lanthanum and of yttrium, gadolinium or samarium
US20100205863A1 (en) * 2007-07-10 2010-08-19 Paul Scherrer Institut Process to Produce a Methane Rich Gas Mixture From Gasification Derived Sulphur Containing Synthesis Gases
US20100207061A1 (en) * 2007-07-13 2010-08-19 Jong-Hoon Kim Preparation Method of Metal Oxide from Metal Halide by Dehydro Halogenation with Base and Metal Oxide Prepared Therefrom
US20100215557A1 (en) * 2009-02-20 2010-08-26 Basf Catalysts Llc Aging-Resistant Catalyst Article for Internal Combustion Engines
US20100233053A1 (en) * 2008-05-19 2010-09-16 General Electric Company Catalyst and method of manufacture
US20110020201A1 (en) * 2009-07-22 2011-01-27 Basf Corporation Oxygen Storage Catalyst With Decreased Ceria Reduction Temperature
US20110047988A1 (en) * 2009-08-31 2011-03-03 General Electric Company Catalyst and method of manufacture
US20110047995A1 (en) * 2009-08-31 2011-03-03 General Electric Company Catalyst and method of manufacture
US8568675B2 (en) 2009-02-20 2013-10-29 Basf Corporation Palladium-supported catalyst composites
US8889587B2 (en) 2009-08-31 2014-11-18 General Electric Company Catalyst and method of manufacture
US20140378296A1 (en) * 2007-09-19 2014-12-25 General Electric Company Manufacture of Catalyst Compositions and Systems
US9375710B2 (en) 2007-09-19 2016-06-28 General Electric Company Catalyst and method of manufacture
EP1894620B1 (fr) 2006-08-22 2016-09-21 Daiichi Kigenso Kagaku Kogyo Co., Ltd. Poudre de zircone poreuse et son procédé de production
US9463439B2 (en) 2009-01-30 2016-10-11 General Electric Company Templated catalyst composition and associated method
US9463438B2 (en) 2009-01-30 2016-10-11 General Electric Company Templated catalyst composition and associated method
US9545618B2 (en) 2011-06-21 2017-01-17 General Electric Company Method for preparing a catalyst composition suitable for removing sulfur from a catalytic reduction system
US10258964B2 (en) 2011-11-16 2019-04-16 Santoku Corporation Composite oxide

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100684993B1 (ko) 2006-04-06 2007-02-22 한국화학연구원 신규의 네오디뮴 화합물 및 그 제조 방법
JP2008114107A (ja) * 2006-11-01 2008-05-22 Toyota Motor Corp 自動車排ガス浄化用触媒およびその製造方法
FR2931700B1 (fr) * 2008-05-27 2011-02-11 Peugeot Citroen Automobiles Sa Traitement de gaz d'echappement.
FR2967993B1 (fr) * 2010-11-30 2018-04-06 Rhodia Operations Composition a base d'oxyde de zirconium et d'au moins un oxyde d'une terre rare autre que le cerium, a porosite specifique, ses procedes de preparation et son utilisation en catalyse
WO2016083739A1 (fr) 2014-11-26 2016-06-02 Rhodia Operations Composition de lanthane et d'actinium-227
CN111634935A (zh) * 2020-04-24 2020-09-08 广西科学院 一种纳米稀土氧化物的微波制备方法
CN117396273A (zh) 2021-05-28 2024-01-12 罗地亚经营管理公司 具有特定孔隙率分布的氧化铝和氧化铈的组合物
KR20240041366A (ko) 2021-07-30 2024-03-29 로디아 오퍼레이션스 산화알루미늄과 산화세륨의 조성물

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5063192A (en) * 1989-07-06 1991-11-05 Mazda Motor Corporation Catalyst for purification of exhaust gases
US5252316A (en) * 1987-10-31 1993-10-12 Degussa Aktiengesellschaft Zirconium oxide powder, process for its preparation and its use
US6171572B1 (en) * 1996-12-27 2001-01-09 Anan Kasei Co., Ltd. Method for preparing a zirconium-cerium composite oxide
US6214306B1 (en) * 1995-07-03 2001-04-10 Rhone-Poulenc Chimie Composition based on zirconium oxide and cerium oxide, preparation method therefor and use thereof
US20030224931A1 (en) * 2002-03-22 2003-12-04 Kabushiki Kaisha Toyota Chuo Kenkyusho Metal oxide and method for producing the same, and catalyst

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2670770B1 (fr) 1990-12-20 1993-05-14 Bellon Labor Sa Roger Procede de preparation d'un oxyde d'au moins deux metaux differents.
FR2701471B1 (fr) 1993-02-10 1995-05-24 Rhone Poulenc Chimie Procédé de synthèse de compositions à base d'oxydes mixtes de zirconium et de cérium, compositions ainsi obtenues et utilisations de ces dernières.
EP0808800A3 (fr) 1996-05-20 1998-11-18 Ford Motor Company Limited Oxydes binaires de praséodyme et de zirconium pour catalyseur et revêtement
WO1998045212A1 (fr) * 1997-04-04 1998-10-15 Rhodia Rare Earths Inc. OXYDES DE CERIUM, OXYDES DE ZIRCONIUM, OXYDES MIXTES Ce/Zr ET SOLUTIONS SOLIDES Ce/Zr PRESENTANT UNE STABILITE THERMIQUE ET UNE CAPACITE DE STOCKAGE D'OXYGENE AMELIOREES
EP0971855A1 (fr) * 1997-04-04 2000-01-19 Rhodia Inc. OXYDES DE CERIUM, OXYDES DE ZIRCONIUM, OXYDES MIXTES Ce/Zr ET SOLUTIONS SOLIDES Ce/Zr PRESENTANT UNE STABILITE THERMIQUE ET UNE CAPACITE DE STOCKAGE D'OXYGENE AMELIOREES
US6133194A (en) * 1997-04-21 2000-10-17 Rhodia Rare Earths Inc. Cerium oxides, zirconium oxides, Ce/Zr mixed oxides and Ce/Zr solid solutions having improved thermal stability and oxygen storage capacity
JP3595874B2 (ja) * 1999-03-05 2004-12-02 第一稀元素化学工業株式会社 ジルコニウム−セリウム系複合酸化物及びその製造方法
EP1035074B1 (fr) * 1999-03-05 2007-02-14 Daiichi Kigenso Kagaku Co., Ltd. Oxyde mixte de zirconium et de cerium, procédé pour sa préparation, materiau catalytique contenant l'oxyde mixte et l'utilisation de ce materiau catalytique pour la purification de gaz d'échappement
JP2004508261A (ja) * 2000-09-05 2004-03-18 アルテア ナノマテリアルズ インコーポレイテッド 混合した金属酸化物及び金属酸化物のコンパウンドの製造方法
DE10138573A1 (de) * 2001-08-06 2003-03-06 Degussa Nanoskaliges pyrogen hergestelltes Yttrium-Zirkon-Mischoxid
FR2829129B1 (fr) * 2001-09-03 2004-10-15 Rhodia Elect & Catalysis Composition a reductibilite elevee et a base d'oxyde de cerium, d'oxyde de zirconium et d'un oxyde d'une autre terre rare, son procede de preparation et son utilisation comme catalyseur
EP1479651B2 (fr) * 2003-05-21 2017-07-19 Toyota Jidosha Kabushiki Kaisha Méthode de production d'un ocide composite poreux
FR2868768B1 (fr) 2004-04-07 2007-07-20 Rhodia Chimie Sa Composition a base d'oxydes de zirconium et d'ytrium, procede de preparation et utilisation dans un systeme catalytique

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5252316A (en) * 1987-10-31 1993-10-12 Degussa Aktiengesellschaft Zirconium oxide powder, process for its preparation and its use
US5063192A (en) * 1989-07-06 1991-11-05 Mazda Motor Corporation Catalyst for purification of exhaust gases
US6214306B1 (en) * 1995-07-03 2001-04-10 Rhone-Poulenc Chimie Composition based on zirconium oxide and cerium oxide, preparation method therefor and use thereof
US6171572B1 (en) * 1996-12-27 2001-01-09 Anan Kasei Co., Ltd. Method for preparing a zirconium-cerium composite oxide
US20030224931A1 (en) * 2002-03-22 2003-12-04 Kabushiki Kaisha Toyota Chuo Kenkyusho Metal oxide and method for producing the same, and catalyst

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8728435B2 (en) 2006-05-15 2014-05-20 Rhodia Operations High specific surface/reducibility catalyst/catalyst support compositions comprising oxides of zirconium, cerium and lanthanum and of yttrium, gadolinium or samarium
US20100040523A1 (en) * 2006-05-15 2010-02-18 Rhodia Operations High specific surface/reducibility catalyst/catalyst support compositions comprising oxides of zirconium, cerium and lanthanum and of yttrium, gadolinium or samarium
EP1894620B2 (fr) 2006-08-22 2023-06-07 Daiichi Kigenso Kagaku Kogyo Co., Ltd. Procédé de production d'une poudre de zircone poreuse
EP1894620B1 (fr) 2006-08-22 2016-09-21 Daiichi Kigenso Kagaku Kogyo Co., Ltd. Poudre de zircone poreuse et son procédé de production
US20100205863A1 (en) * 2007-07-10 2010-08-19 Paul Scherrer Institut Process to Produce a Methane Rich Gas Mixture From Gasification Derived Sulphur Containing Synthesis Gases
US20100207061A1 (en) * 2007-07-13 2010-08-19 Jong-Hoon Kim Preparation Method of Metal Oxide from Metal Halide by Dehydro Halogenation with Base and Metal Oxide Prepared Therefrom
US9272271B2 (en) * 2007-09-19 2016-03-01 General Electric Company Manufacture of catalyst compositions and systems
US20140378296A1 (en) * 2007-09-19 2014-12-25 General Electric Company Manufacture of Catalyst Compositions and Systems
US20090263297A1 (en) * 2007-09-19 2009-10-22 General Electric Company Catalyst and method of manufacture
US9375710B2 (en) 2007-09-19 2016-06-28 General Electric Company Catalyst and method of manufacture
US20090074641A1 (en) * 2007-09-19 2009-03-19 General Electric Company Catalyst and method of manufacture
US8530369B2 (en) * 2007-09-19 2013-09-10 General Electric Company Catalyst and method of manufacture
US20100233053A1 (en) * 2008-05-19 2010-09-16 General Electric Company Catalyst and method of manufacture
US8871669B2 (en) 2008-05-19 2014-10-28 General Electric Company Catalyst and method of manufacture
US9463439B2 (en) 2009-01-30 2016-10-11 General Electric Company Templated catalyst composition and associated method
US9463438B2 (en) 2009-01-30 2016-10-11 General Electric Company Templated catalyst composition and associated method
US8568675B2 (en) 2009-02-20 2013-10-29 Basf Corporation Palladium-supported catalyst composites
US20100215557A1 (en) * 2009-02-20 2010-08-26 Basf Catalysts Llc Aging-Resistant Catalyst Article for Internal Combustion Engines
US10773209B2 (en) 2009-02-20 2020-09-15 Basf Corporation Aging-resistant catalyst article for internal combustion engines
US20110020201A1 (en) * 2009-07-22 2011-01-27 Basf Corporation Oxygen Storage Catalyst With Decreased Ceria Reduction Temperature
US8530372B2 (en) 2009-07-22 2013-09-10 Basf Corporation Oxygen storage catalyst with decreased ceria reduction temperature
US8889587B2 (en) 2009-08-31 2014-11-18 General Electric Company Catalyst and method of manufacture
US8353155B2 (en) 2009-08-31 2013-01-15 General Electric Company Catalyst and method of manufacture
US20110047995A1 (en) * 2009-08-31 2011-03-03 General Electric Company Catalyst and method of manufacture
US20110047988A1 (en) * 2009-08-31 2011-03-03 General Electric Company Catalyst and method of manufacture
US9545618B2 (en) 2011-06-21 2017-01-17 General Electric Company Method for preparing a catalyst composition suitable for removing sulfur from a catalytic reduction system
US10258964B2 (en) 2011-11-16 2019-04-16 Santoku Corporation Composite oxide

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KR100794883B1 (ko) 2008-01-14
CA2553824C (fr) 2017-09-12
EP1729883A2 (fr) 2006-12-13
CN1921935A (zh) 2007-02-28
CA2553824A1 (fr) 2005-09-09
WO2005082782A3 (fr) 2006-04-20
WO2005082782A2 (fr) 2005-09-09
CN1921935B (zh) 2011-01-26
DE602005027185D1 (de) 2011-05-12
FR2866871A1 (fr) 2005-09-02
US9181104B2 (en) 2015-11-10
US20120035048A1 (en) 2012-02-09
JP4791445B2 (ja) 2011-10-12
ATE503576T1 (de) 2011-04-15
JP2007524564A (ja) 2007-08-30
KR20060113779A (ko) 2006-11-02
FR2866871B1 (fr) 2007-01-19
EP1729883B1 (fr) 2011-03-30

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